[INFO] cloning repository https://github.com/JorgeIsz/lox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JorgeIsz/lox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJorgeIsz%2Flox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJorgeIsz%2Flox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f360fb7f1be48a15e5c1de1ca1de40e85aec3ddd
[INFO] checking JorgeIsz/lox/f360fb7f1be48a15e5c1de1ca1de40e85aec3ddd against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJorgeIsz%2Flox" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JorgeIsz/lox on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JorgeIsz/lox
[INFO] finished tweaking git repo https://github.com/JorgeIsz/lox
[INFO] tweaked toml for git repo https://github.com/JorgeIsz/lox written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/JorgeIsz/lox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59c9b842a0d50c8bd18a76dc2c5657c749a3dc382bf20e5ccd627486a4e3213b
[INFO] running `Command { std: "docker" "start" "-a" "59c9b842a0d50c8bd18a76dc2c5657c749a3dc382bf20e5ccd627486a4e3213b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59c9b842a0d50c8bd18a76dc2c5657c749a3dc382bf20e5ccd627486a4e3213b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59c9b842a0d50c8bd18a76dc2c5657c749a3dc382bf20e5ccd627486a4e3213b", kill_on_drop: false }`
[INFO] [stdout] 59c9b842a0d50c8bd18a76dc2c5657c749a3dc382bf20e5ccd627486a4e3213b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5d0fac1f14de1ecb5abc9b304d24d2d5efe741abd03b144b906a46b72ffc141
[INFO] running `Command { std: "docker" "start" "-a" "b5d0fac1f14de1ecb5abc9b304d24d2d5efe741abd03b144b906a46b72ffc141", kill_on_drop: false }`
[INFO] [stderr]     Checking rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Deref`
[INFO] [stdout]  --> src/scanner/token.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 |     ops::{Add, Deref, Div, Mul, Sub},
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Deref`
[INFO] [stdout]  --> src/scanner/token.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 |     ops::{Add, Deref, Div, Mul, Sub},
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `synchronize` is never used
[INFO] [stdout]    --> src/parser.rs:223:8
[INFO] [stdout]     |
[INFO] [stdout] 15  | impl Parser {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 223 |     fn synchronize(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Error` is never used
[INFO] [stdout]  --> src/errors.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum Error {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `report` is never used
[INFO] [stdout]  --> src/errors.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl Error {
[INFO] [stdout]   | ---------- method in this implementation
[INFO] [stdout] 9 |     pub fn report(&self) {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `LoxResult` is never used
[INFO] [stdout]   --> src/errors.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub type LoxResult<T> = Result<T, Error>;
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `synchronize` is never used
[INFO] [stdout]    --> src/parser.rs:223:8
[INFO] [stdout]     |
[INFO] [stdout] 15  | impl Parser {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 223 |     fn synchronize(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Error` is never used
[INFO] [stdout]  --> src/errors.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum Error {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `report` is never used
[INFO] [stdout]  --> src/errors.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl Error {
[INFO] [stdout]   | ---------- method in this implementation
[INFO] [stdout] 9 |     pub fn report(&self) {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `LoxResult` is never used
[INFO] [stdout]   --> src/errors.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub type LoxResult<T> = Result<T, Error>;
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/parser.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 | /         self.consume(
[INFO] [stdout] 46 | |             TokenType::Semicolon,
[INFO] [stdout] 47 | |             "Expect ';' after variable declaration.",
[INFO] [stdout] 48 | |         );
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let _ = self.consume(
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/parser.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         self.consume(TokenType::Semicolon, "Expect ; after value.");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let _ = self.consume(TokenType::Semicolon, "Expect ; after value.");
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/parser.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         self.consume(TokenType::Semicolon, "Expect ; after expression.");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let _ = self.consume(TokenType::Semicolon, "Expect ; after expression.");
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `tokenType` should have a snake case name
[INFO] [stdout]  --> src/scanner.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub mod tokenType;
[INFO] [stdout]   |         ^^^^^^^^^ help: convert the identifier to snake case: `token_type`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/parser.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 | /         self.consume(
[INFO] [stdout] 46 | |             TokenType::Semicolon,
[INFO] [stdout] 47 | |             "Expect ';' after variable declaration.",
[INFO] [stdout] 48 | |         );
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let _ = self.consume(
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/parser.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         self.consume(TokenType::Semicolon, "Expect ; after value.");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let _ = self.consume(TokenType::Semicolon, "Expect ; after value.");
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/parser.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         self.consume(TokenType::Semicolon, "Expect ; after expression.");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let _ = self.consume(TokenType::Semicolon, "Expect ; after expression.");
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `tokenType` should have a snake case name
[INFO] [stdout]  --> src/scanner.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub mod tokenType;
[INFO] [stdout]   |         ^^^^^^^^^ help: convert the identifier to snake case: `token_type`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "b5d0fac1f14de1ecb5abc9b304d24d2d5efe741abd03b144b906a46b72ffc141", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5d0fac1f14de1ecb5abc9b304d24d2d5efe741abd03b144b906a46b72ffc141", kill_on_drop: false }`
[INFO] [stdout] b5d0fac1f14de1ecb5abc9b304d24d2d5efe741abd03b144b906a46b72ffc141